Originally Posted by DesertRat

I'm not sure what the exact problem is, but if somehow there aren't enough threads on the stud coming out of the main shaft you can swap the flanged bearing on the outer hub for an unflanged and pick up 2mm or so of extra threads.

The normal flanged bearing method should look like this:



The thrust bearings are great, i found that with a little playing with it depending on your bearings used may be necessary, but I have a differential that I run in mod 1/12 that holds better than and diff I've had before.